1146570545 has 4 divisors (see below), whose sum is σ = 1375884660. Its totient is φ = 917256432.

The previous prime is 1146570521. The next prime is 1146570547. The reversal of 1146570545 is 5450756411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 715883536 + 430687009 = 26756^2 + 20753^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146570545 - 2²⁶ = 1079461681 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1146570499 and 1146570508.

It is not an unprimeable number, because it can be changed into a prime (1146570547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114657050 + ... + 114657059.

It is an arithmetic number, because the mean of its divisors is an integer number (343971165).

Almost surely, 2^1146570545 is an apocalyptic number.

It is an amenable number.

1146570545 is a deficient number, since it is larger than the sum of its proper divisors (229314115).

1146570545 is an equidigital number, since it uses as much as digits as its factorization.

1146570545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229314114.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 1146570545 is about 33861.0476063574. The cubic root of 1146570545 is about 1046.6470657186.

The spelling of 1146570545 in words is "one billion, one hundred forty-six million, five hundred seventy thousand, five hundred forty-five".